This lesson has been written to support Edexcel combined science CC2a Mixtures. It defines mixtures and pure substances and demonstrates heating and cooling curves for pure substances and mixtures. It includes a practical task (melting ice versus ice and salt mixture) and asks students to draw a graph of their collected data.
It also includes a lab safety slide; please ensure that you add any necessary additional points to this slide.
The bellwork / settler task are knowledge check questions from CC1a states of matter.
The plenary is 3 longer answer challenging questions.
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